Swab for collecting biological samples



FIG. 1 is a perspective view of a swab for collecting biological samples in combination with a stop plate, showing an embodiment of my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view thereof, the left side elevational view being a mirror image thereof; and,

FIG. 6 is a bottom plan view thereof.

The swab for collecting biological samples is shown with a symbolic break in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for the swab for collecting biological samples, as shown and described. 